IT7922975V0 - Lampada a bulbo con emisfero superiore a specchio. - Google Patents

Lampada a bulbo con emisfero superiore a specchio.

Info

Publication number: IT7922975V0
Authority: IT; Italy
Prior art keywords: bulb lamp; upper hemisphere; mirrored upper; mirrored; hemisphere
Prior art date: 1978-10-30

Application number

IT7922975U

Other languages

English (en)

Italian (it)

Inventor

Fitzgerald John

Kesseler Jan Antoon Henri

Original Assignee

Philips Nv

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1978-10-30

Filing date

1979-10-26

Publication date

1979-10-26

1979-10-26 Application filed by Philips Nv filed Critical Philips Nv

1979-10-26 Publication of IT7922975V0 publication Critical patent/IT7922975V0/it

Links

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/18—Mountings or supports for the incandescent body

IT7922975U 1978-10-30 1979-10-26 Lampada a bulbo con emisfero superiore a specchio. IT7922975V0 (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL7810774A NL7810774A (nl)	1978-10-30	1978-10-30	Kopspiegellamp.

Publications (1)

Publication Number	Publication Date
IT7922975V0 true IT7922975V0 (it)	1979-10-26

Family

ID=19831799

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
IT7922975U IT7922975V0 (it)	1978-10-30	1979-10-26	Lampada a bulbo con emisfero superiore a specchio.
IT26846/79A IT1124689B (it)	1978-10-30	1979-10-26	Lampada a bulbo con emisfero superiore a specchio

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
IT26846/79A IT1124689B (it)	1978-10-30	1979-10-26	Lampada a bulbo con emisfero superiore a specchio

Country Status (11)

Country	Link
US (1)	US4317060A (es)
JP (1)	JPS5560261A (es)
AR (1)	AR217009A1 (es)
BE (1)	BE879705A (es)
CA (1)	CA1135779A (es)
DE (1)	DE2942972A1 (es)
ES (1)	ES253457Y (es)
FR (1)	FR2440614A1 (es)
GB (1)	GB2034109B (es)
IT (2)	IT7922975V0 (es)
NL (1)	NL7810774A (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA1265840A (en) *	1985-10-29	1990-02-13	Antonius J. Huijbers	Incandescent lamp having a vessel with an annular reflective coating and a filament arranged zigsagwise
JP2875539B2 (ja) *	1988-07-29	1999-03-31	松下電子工業株式会社	反射鏡付電球
US5003215A (en) *	1988-08-05	1991-03-26	U.S. Philips Corporation	Reflective electric incandescent lamp for producing high intensity beam
JP2001155691A (ja) *	1999-11-26	2001-06-08	Philips Lighting Kk	ランプ
EP1308988B1 (fr) *	2001-10-23	2016-07-13	Koninklijke Philips N.V.	Système d'accrochage d'un filament à une entrée de courant

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1977612A (en) *	1931-07-03	1934-10-23	Welsbach Street Lighting Compa	Street lighting luminair
US2070700A (en) *	1934-11-17	1937-02-16	Welsbach Street Lighting Compa	Illumination
US2218345A (en) *	1935-04-10	1940-10-15	Spaeth Charles	Incandescent lamp
US2115839A (en) *	1936-04-27	1938-05-03	Caesar J Briefer	Electric lamp
US2181291A (en) *	1936-12-07	1939-11-28	Hygrade Sylvania Corp	Reflector bulb lamp

1978
- 1978-10-30 NL NL7810774A patent/NL7810774A/nl not_active Application Discontinuation
1979
- 1979-09-28 FR FR7924166A patent/FR2440614A1/fr active Granted
- 1979-09-28 AR AR278276A patent/AR217009A1/es active
- 1979-10-19 US US06/086,564 patent/US4317060A/en not_active Expired - Lifetime
- 1979-10-24 DE DE19792942972 patent/DE2942972A1/de not_active Withdrawn
- 1979-10-25 CA CA000338400A patent/CA1135779A/en not_active Expired
- 1979-10-26 IT IT7922975U patent/IT7922975V0/it unknown
- 1979-10-26 IT IT26846/79A patent/IT1124689B/it active
- 1979-10-26 ES ES1979253457U patent/ES253457Y/es not_active Expired
- 1979-10-26 GB GB7937293A patent/GB2034109B/en not_active Expired
- 1979-10-29 JP JP13883779A patent/JPS5560261A/ja active Pending
- 1979-10-29 BE BE0/197872A patent/BE879705A/fr not_active IP Right Cessation

Also Published As

Publication number	Publication date
FR2440614A1 (fr)	1980-05-30
GB2034109B (en)	1982-08-04
IT7926846A0 (it)	1979-10-26
NL7810774A (nl)	1980-05-02
US4317060A (en)	1982-02-23
JPS5560261A (en)	1980-05-07
AR217009A1 (es)	1980-02-15
IT1124689B (it)	1986-05-14
DE2942972A1 (de)	1980-05-22
CA1135779A (en)	1982-11-16
ES253457U (es)	1980-12-16
FR2440614B1 (es)	1981-05-29
GB2034109A (en)	1980-05-29
ES253457Y (es)	1981-06-01
BE879705A (fr)	1980-04-29

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